Tokelau
New Zealand and local statutes

Tonga
based on English common law; has not accepted compulsory ICJ
jurisdiction

Trinidad and Tobago
based on English common law; judicial review of
legislative acts in the Supreme Court; has not accepted compulsory
ICJ jurisdiction

Tunisia
based on French civil law system and Islamic law; some
judicial review of legislative acts in the Supreme Court in joint
session; has not accepted compulsory ICJ jurisdiction

Turkey
civil law system derived from various European continental
legal systems; note - member of the European Court of Human Rights
(ECHR), although Turkey claims limited derogations on the ratified
European Convention on Human Rights; has not accepted compulsory ICJ
jurisdiction

Turkmenistan
transitioning to civil law system and influenced by
Islamic law tradition; has not accepted compulsory ICJ jurisdiction

Turks and Caicos Islands
based on laws of England and Wales with a
few adopted from Jamaica and The Bahamas

Tuvalu
English common law supplemented by local customary law; has
not accepted compulsory ICJ jurisdiction

Uganda
based on English common law and customary law; accepts
compulsory ICJ jurisdiction with reservations

Ukraine
based on civil law system; judicial review of legislative
acts; has not accepted compulsory ICJ jurisdiction